Current Electricity and Electrical InstrumentHard
Question
In the shown arrangement of the experiment of the meter bridge if AC corresponding to null deflection of galvanometer is x, what would be its value if the radius of the wire AB is doubled : -


Options
A.x
B.
C.4x
D.2x
Topic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
More Current Electricity and Electrical Instrument Questions
Which of the following statement is wrong : -...Consider the circuit shown in the figure...In an A.C. circuit, the current flowing in inductance is I= 5 sin (100t - π / 2)amperes and the potential different...A long solenoid of diameter 0.1 m has 2 × 104 turns per meter. At the centre of the solenoid, a coil of 100 turns ...A current of 4.8 Amp. is flowing through a conductor the number of electrons crossing a point in one second will be :-...